Cleaning brush



FIG. 1 is a partial top view of a cleaning brush according to the present invention.

FIG. 2 is a perspective view of the cleaning brush.

FIG. 3 is a bottom perspective view of the cleaning brush.

FIG. 4 is a side view of the cleaning brush.

FIG. 5 is a front view of the cleaning brush.

FIG. 6 is a partial bottom view of the cleaning brush.

FIG. 7 is a top view of the cleaning brush; and,

FIG. 8 is a bottom view of the cleaning brush. 

CLAIM The ornamental design for a cleaning brush, as shown and described. 